<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .box1{
            font-size: 50px;
            font-family: 微软雅黑;
            /* 
                text-decoration 设置文本修饰
                    可选值
                        none 什么都没有
                        undeline 下划线
                        line-through 删除线
                        overline 上划线
            */
            text-decoration: underline red;
        }
        .box2{
            width: 200px;
            /* 
                white-space 设置网页如何处置空白
                    可选值  
                        normal 正常
                        nowrap  不换行
                        pre     保留空白
            */
            white-space:nowrap ;
            overflow: hidden;
            /* 显示省略号 */
            text-overflow: ellipsis;
        }
    </style>
</head>
<body>
    <div class="box2">Lorem ipsum dolor, sit amet consectetur adipisicing elit. Deserunt rem doloribus sint praesentium alias quibusdam voluptates necessitatibus ipsa consequuntur dolorem nesciunt sapiente ratione excepturi iure quod blanditiis, error placeat magni?</div>
    <div class="box1">今天天气真不错</div>
</body>
</html>